S-97870A199 M5 x 10 mm Sealing Tamper-Resistant Torx Flat Head Screws

Key Features & Benefits at a Glance

• Enhanced Security: Tamper-resistant T25 Torx drive prevents unauthorized removal, ideal for public or high-security installations.
• Superior Sealing Performance: Integrated Buna-N rubber O-ring provides reliable pressure sealing up to 1500 psi, protecting against leaks in demanding environments.
• Excellent Corrosion Resistance: 18-8 Stainless Steel with a passivated finish offers long-term durability and resistance to rust and chemical exposure.
• Optimized for Flush Installation: Undercut flat head design allows the screw to sit perfectly flush with the surface, reducing snagging and improving aesthetics.
• Reliable Thread Engagement: Fully threaded M5 x 0.8mm coarse thread with a Class 6g fit ensures consistent, secure fastening in a wide range of materials.
• Broad Temperature Compatibility: O-ring functions effectively across a wide temperature range from -40° to 225° F, suitable for various operational conditions.
• Regulatory Compliance: Meets RoHS 3 and REACH standards, ensuring the product is free from hazardous substances for global industrial use.

Professional Applications & Engineering Value

This M5 flat head screw is engineered to solve critical challenges in industrial assembly where both security and environmental sealing are paramount. The combination of 18-8 stainless steel and a passivated finish provides excellent resistance to corrosion, making it ideal for harsh or outdoor applications. The tamper-resistant Torx drive (T25) deters vandalism and unauthorized access, which is essential for public infrastructure, electrical enclosures, and machinery panels. Furthermore, the integrated Buna-N rubber O-ring creates a dependable seal against dust, moisture, and fluids, capable of withstanding pressures up to 1500 psi. This makes the screw a vital component in industrial fasteners for hydraulic systems, automotive assemblies, and processing equipment, ensuring long-term reliability and performance without compromising on security or sealing integrity.

Specification Summary & Compliance

This metric screw features an M5 x 0.8mm coarse thread with a Class 6g thread fit, ensuring precise dimensional accuracy and reliable performance. It is fully threaded for maximum holding power and designed with a 90° countersink angle for a flush fit. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in regulated industries and environmentally conscious applications.